edited by Ranjeet S. Sokhi ; organised by the Environmental Physics Group the Institute of Physics, UK in collaboration with the Royal Meteorological Society, UK, the National Society for Clean Air and Environmental Protection, UK, the Royal Society of Chemistry, UKKluwer Academic Publishers1998
P. McGeehin, chair/editor ; organised by Sira Communications Ltd. ; cosponsored by Institute of Measurement and Control (UK), Institute of Physics (UK), Optical Sensors Collaborative Association (UK)SPIEc1990